(1) Mother plant production:
(a) All Mother plants are to be inspected by a certifying agency periodically.
(b) Inspection of structures and fields will conform to documented and verifiable production standards listed below.
(2) Growth facilities and field production:
(a) Production requirements for growth facility production:
(i) Facility is to be apparently free of diseases, insects, and other pests.
(ii) Hemp clones are to be handled in such a manner as to prevent co-mingling of varieties or types.
(iii) Facility is to have sufficient physical barriers between growth areas of hemp and other potential contaminating crops prior to flowering and inspection to prevent cross-contamination of type.
(b) Production requirements for open field production:
(i) Field eligibility - Crops should not be grown on land where remnant seed from a previous crop may germinate and produce volunteers that may cause contamination. Crops for mother plants must not be grown on land that produced another crop of hemp within the previous five years. Crops for certified class must not be grown on land that had a hemp crop in the preceding three years.
(ii) Field isolation – Ten feet or an appropriate barrier to alleviate accidental mixing of plants.
[Statutory Authority: RCW
15.49.005, [15.49].021, [15.49].310, [15.49].370, and
15.140.030. WSR 21-20-101, § 16-302-885, filed 10/4/21, effective 11/4/21.]